Yes, speciosus—either that or the bicolor—I can't be certain just which.
Like stivalis, bicolor does not thrive on limy soils and it is difficult to propagate from cuttings.
Among the wasps that first make the nest and then provision the larder, Astata bicolor is one of the most interesting.
There is a double form, and a recent re-introduction, bicolor, has its blooms scarlet and white in stripes.
B, 16), or black on the thorax and red on the abdomen as in Osmia bicolor (pl.
Punctata is probably the hardiest, but regia and bicolor are also hardy if planted about six inches deep.
The horticultural characters of bicolor are much the same as those of Aestivalis.
He makes the same remark for the allied forms (bicolor, saccharatus, etc.), which are often regarded as mere varieties.
This little bug-hunting Astata bicolor made her study in a different way from Sphex ichneumonea.
The horticultural characters of bicolor are much the same as those of stivalis.